include wx/datetime.h, it's not always included from the other headers

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@48089 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/generic/gridctrl.h b/include/wx/generic/gridctrl.h
index a5833090c4fdc93a986bed9a44e112214be296f0..2ee1c1048855a07dc2abba9804e57276299c29c9 100644 (file)
--- a/include/wx/generic/gridctrl.h
+++ b/include/wx/generic/gridctrl.h
@@ -21,6 +21,8 @@
 
 #if wxUSE_DATETIME
 
+#include "wx/datetime.h"
+
 // the default renderer for the cells containing Time and dates..
 class WXDLLIMPEXP_ADV wxGridCellDateTimeRenderer : public wxGridCellStringRenderer
 {